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Pierre Elliott Trudeau Intl

$138+ Cheap flights from Washington to Pierre Elliott Trudeau Intl (YUL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YUL
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Washington to Pierre Elliott Trudeau Intl

Keep the following information in mind while searching for Washington to Pierre Elliott Trudeau Intl flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$275
(Trip.com)

One-way from

$138
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$610

Good round-trip deal

$601 or less

Good one-way deal

$259 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Montreal (YMQ) flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Montreal (YMQ) flights.
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From Washington to Montreal Pierre Elliott Trudeau Intl
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One-way flight from Washington to Montreal Pierre Elliott Trudeau Intl
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Highest demand for flights based on searches. 5% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Washington to Montreal Pierre Elliott Trudeau Intl.
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Price to beat on a one-way flight from Washington to Montreal Pierre Elliott Trudeau Intl.
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Find flight deals from Washington to Pierre Elliott Trudeau Intl

Cheapest flights from Washington to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Washington to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:54 pmSEA - YUL
1 stop17h 33mMultiple Airlines
Wed 1/147:30 pmYUL - SEA
1 stop21h 50mMultiple Airlines
Deal found 10/29$356
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:54 pmSEA - YUL
1 stop17h 33mMultiple Airlines
Mon 1/126:45 amYUL - SEA
2 stops17h 15mMultiple Airlines
Deal found 10/29$370
This flugladen.de deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/93:10 pmSEA - YUL
1 stop12h 55mWestJet
Mon 12/157:30 pmYUL - SEA
1 stop21h 50mWestJet
Deal found 10/29$378
This Trip.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/43:10 pmSEA - YUL
1 stop12h 55mWestJet
Sun 12/77:30 pmYUL - SEA
1 stop21h 50mWestJet
Deal found 10/28$379
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/711:10 pmSEA - YUL
1 stop14h 17mMultiple Airlines
Wed 12/106:45 amYUL - SEA
2 stops10h 35mMultiple Airlines
Deal found 10/30$381
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/123:10 pmSEA - YUL
1 stop19h 22mMultiple Airlines
Fri 12/192:30 pmYUL - SEA
2 stops24h 01mMultiple Airlines
Deal found 10/28$390
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/283:10 pmSEA - YUL
1 stop19h 22mMultiple Airlines
Mon 12/17:30 pmYUL - SEA
1 stop21h 50mMultiple Airlines
Deal found 10/28$393
This oojo deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/43:10 pmSEA - YUL
1 stop12h 55mWestJet
Tue 12/97:30 pmYUL - SEA
1 stop21h 50mWestJet
Deal found 10/28$395
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/23:10 pmSEA - YUL
1 stop12h 55mMultiple Airlines
Sat 12/66:45 amYUL - SEA
2 stops12h 51mMultiple Airlines
Deal found 10/30$396
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/111:10 pmSEA - YUL
1 stop14h 17mMultiple Airlines
Fri 12/57:30 pmYUL - SEA
2 stops17h 52mMultiple Airlines
Deal found 10/30$400
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1912:35 amPDX - YUL
2 stops13h 46mDelta
Tue 11/2512:50 pmYUL - PDX
1 stop12h 15mDelta
Deal found 10/28$411
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1912:35 amPDX - YUL
2 stops13h 46mDelta
Mon 11/249:26 amYUL - PDX
2 stops15h 39mDelta
Deal found 10/30$417

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Pierre Elliott Trudeau Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Washington to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Washington

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sun 1/11

3:10 pm-3:12 pm

1 stop21h 02m

Montreal Pierre Elliott Trudeau Intl

Wed 1/14

7:30 pm-2:20 pm

1 stop21h 50m

$330

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Sun 1/11

3:10 pm-7:05 am

1 stop12h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 1/13

4:15 pm-2:20 pm

1 stop25h 05m

$330

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Wed 11/19

12:35 am-5:21 pm

2 stops13h 46m

Montreal Pierre Elliott Trudeau Intl

Sun 11/23

12:50 pm-10:05 pm

1 stop12h 15m

$411

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Wed 11/19

12:35 am-5:21 pm

2 stops13h 46m

Montreal Pierre Elliott Trudeau Intl

Mon 11/24

12:45 pm-10:21 pm

1 stop12h 36m

$411

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Wed 11/19

12:35 am-5:21 pm

2 stops13h 46m

Montreal Pierre Elliott Trudeau Intl

Tue 11/25

12:50 pm-10:05 pm

1 stop12h 15m

$411

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Tue 1/6

2:10 pm-10:20 am

1 stop17h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 1/14

1:10 pm-11:32 am

1 stop25h 22m

$496

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Wed 1/7

2:10 pm-10:20 am

1 stop17h 10m

Montreal Pierre Elliott Trudeau Intl

Sat 1/10

9:25 am-6:14 pm

1 stop11h 49m

$496

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Tue 1/6

2:10 pm-10:20 am

1 stop17h 10m

Montreal Pierre Elliott Trudeau Intl

Tue 1/13

9:25 am-6:14 pm

1 stop11h 49m

$496

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Mon 3/2

11:59 pm-2:00 pm

1 stop11h 01m

Montreal Pierre Elliott Trudeau Intl

Thu 3/5

4:45 pm-6:58 pm

1 stop29h 13m

$496

SeattleMontreal

SEA - YUL

SEAYUL

Seattle/Tacoma Intl

Tue 1/6

2:10 pm-10:20 am

1 stop17h 10m

Montreal Pierre Elliott Trudeau Intl

Thu 1/15

9:25 am-10:43 pm

1 stop16h 18m

$496

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 30 results
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Best time to book a flight from Washington to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Montreal Pierre Elliott Trudeau Intl Airport

What is the cheapest month to book a flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, May is the cheapest month in which you can book a flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport (average of $205). Flying from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport in November is currently the most expensive (average of $317). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to YUL?

Find hourly flight availability from Washington to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 63% on flights from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport by exploring options for tickets in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from Washington to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport?

    WestJet, Delta, and United Airlines can get you from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport in just under 13h 46m. Your travel time can differ by up to 7h 16m. The distance from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport is about 2325 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $138. Delta flights start at $159 while deals on WestJet start at $172 one-way.

  • What are the most popular routes from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport?

    The most popular route from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport is Seattle/Tacoma Intl - Montreal Pierre Elliott Trudeau Intl. You may also consider Portland - Montreal Pierre Elliott Trudeau Intl or Pasco Tri Cities - Montreal Pierre Elliott Trudeau Intl.

  • What are the cheapest flights from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport?

    Looking for the cheapest flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport? While on average our users pay $1,651, our data indicates the cheapest price to be $259. The most popular route (Seattle/Tacoma Intl - Montreal Pierre Elliott Trudeau Intl), is priced around $367.

  • Can I find deals for flights from Washington to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Washington to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from Washington to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Washington to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, May is the cheapest month in which you can book a flight from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport (average of $205). Flying from State of Washington to Montreal Pierre Elliott Trudeau Intl Airport in November is currently the most expensive (average of $317). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Longueuil
Brossard
Dorval

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Alternative routes for Washington to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Washington to Pierre Elliott Trudeau Intl

Discover the top 5 airlines that operate flights from Washington to Pierre Elliott Trudeau Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$207Average$630FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$274Average$608FlexibilityNo cancel feeOn-time67%
WestJetCheapest$289Average$546FlexibilityNo cancel feeOn-time60%
DeltaCheapest$455Average$654FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$493Average$668FlexibilityNo cancel feeOn-time71%

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